//  http://blog.sina.com.cn/s/blog_6ec3c9ce01019beb.html
//  github  https://github.com/jharwig/PPSSignatureView

//该控件有时会受到系统右滑返回的影响，感觉使用全屏侧滑返回后好一点 https://github.com/forkingdog/FDFullscreenPopGesture

#import <UIKit/UIKit.h>
#import <GLKit/GLKit.h>

@interface PPSSignatureView : GLKView

@property (assign, nonatomic) UIColor *strokeColor;
@property (assign, nonatomic) BOOL hasSignature;
@property (strong, nonatomic) UIImage *signatureImage;

- (void)erase;

@end
